Costello is a name of Irish origin, derived from the surname O'Cuslaoi. The name means "patrician warrior" or "noble warrior." It was originally a Norman surname that was brought to Ireland by invading Normans in the 12th century. Over time, the name evolved and became associated with various families in different regions of Ireland.
The Costello family is one of the most notable families in Irish history, with many members who have made significant contributions to Irish culture, politics, and society. Some well-known Costellos include John Costello, who served as Taoiseach (Prime Minister) of Ireland from 1948 to 1951, and John Costello Jr., who was a prominent lawyer and politician in the United States.
Today, Costello is still a popular surname in Ireland and other parts of the world. It is often associated with Irish heritage and culture, but it has also become a popular given name for boys. The name has a strong and powerful meaning that reflects its historic origins as a warrior name. Overall, Costello is a unique and distinctive name with a rich history and significant meaning behind it.
The name Costello has seen a fluctuating popularity over the years in the United States, with varying numbers of births recorded each year since 1942. In 1942, there were 5 babies named Costello. The peak year for this name was 1951, with 11 newborns sharing the name Costello. After that peak, the number of annual births with this name fluctuated between 5 and 7 until 2012, when it began to stabilize around 5 births per year. Most recently, in 2021, there were again 5 babies named Costello born in the United States.
Over time, a total of 61 babies have been given the name Costello in the United States since 1942, based on the available data from the years mentioned. Despite its fluctuations in popularity, Costello remains a unique and distinctive name choice.